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Table 1 Baseline characteristics of study subjects (N = 47)

From: Duration of colonization with and risk factors for prolonged carriage of multidrug resistant organisms among residents in long-term care facilities

Variable

N (%)

Duration of colonization, (Mean ± SD), days

Duration of colonization, (Median(Range)), days

Total

47(100)

94.6 ± 75.6

72(4–407)

Subjects who died before decolonization

8(17.0)

  

Age, y

83.9  ± 7.8

  

Gender, N(%)

 Men

27(57.4)

92.7 ± 85.9

63(14–107)

 Women

20(42.6)

97.2 ± 61.2

75(4–263)

Origin of case, N(%)

 Hospital

37(78.7)

96.0 ± 62.8

72(32–314)

 Long term care facility

10(21.3)

89.6 ± 115.9

59.5(4–407)

Type of indwelling devices, N(%)

 Nasogastric tube

32(68.1)

97.7 ± 86.5

72(14–107)

 Foley catheter

22(46.8)

71.1 ± 44.6

62(4–158)

 Tracheostomy

8(17.0)

116.8 ± 121.2

70.5(32–407)

Type of MDROs, N(%)

 VRE

21(44.7)

108.1 ± 72.7

80(35–314)

 MRSA

6(12.8)

100.0 ± 61.5

111(4–158)

 MDRAB

7(14.9)

111.1 ± 137.6

48(14–107)

 CRGNB

13(27.7)

61.4 ± 19.5

60(31–111)

Barthel index score before isolation

6.4 ± 20.2

  

Barthel index score after isolation

5.1 ± 17.3

  

Charlson comorbidity index score

5.8 ± 2.5

  

Underlying comorbidity, N(%)

 Dementia

43(91.5)

96.8 ± 77.5

72(14–107)

 Cerebrovascular disease

33(70.2)

85.9 ± 67.7

62(4–314)

 Cardiovascular diseases

25(53.2)

103.6 ± 72.2

74(4–314)

 Chronic lung disease

21(44.7)

82.0 ± 80.9

61(14–407)

 Moderate or severe renal disease

21(44.7)

85.9 ± 67.7

72(4–407)

 Diabetes mellitus

21(44.7)

99.8 ± 62.5

78(4–314)

 Peptic ulcer disease

18(38.3)

93.7 ± 99.3

59(14–407)

 Cancer

7(14.9)

148.1 ± 118.4

128(72–407)

 Moderate or severe liver disease

4(8.5)

88.3 ± 30.6

77(66–133)

  1. MDROs multiple drug resistant organisms; VRE vancomycin-resistant enterococci; MRSA methicillin-resistant Staphylococcus aureus; MDRAB multidrug-resistant Acinetobacter baumannii; CRGNB Carbapenem-resistant gram-negative bacilli